With　the　continuous　development　of　economy　and　income　of　the　residents,　people＇s　living　standard　has　been　improving.　But　the　people＇s　living　environment　hasn’t　improved　as　well.　Greenhouse　gases,　especially　CO2　emissions,　have　been　increasingly　caused　a　variety　of　environmental　problems　,　and　how　to　solve　these　environmental　problems　has　become　the　focus　of　attention　of　scholars.　Carbon　reduction　policies　is　an　important　means　to　reduce　carbon　emissions.　Taking　Beijing　city　as　an　example,　under　the　influence　of　the　carbon　emission　reduction　policy　to　Beijing　City,　Beijing　public　transport　group　how　to　develop　coping　strategies,　to　ensure　its　stable　development,　reduce　carbon　emissions　at　the　same　time.　We　will　make　an　in-depth　research　on　this　problem　in　this　paper.　©　2017　Association　for　Computing　Machinery.